426185340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{144961}}^1$

素因数の和:144987

約数の個数: 72

約数和(自身を含む): 1388156112

約数和(自身を除く): 961970772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 144961, 289922, 434883, 579844, 724805, 869766, 1014727, 1449610, 1739532, 2029454, 2174415, 2899220, 3044181, 4058908, 4348830, 5073635, 6088362, 7103089, 8697660, 10147270, 12176724, 14206178, 15220905, 20294540, 21309267, 28412356, 30441810, 35515445, 42618534, 60883620, 71030890, 85237068, 106546335, 142061780, 213092670, 426185340]

約数ペア:

[(1, 426185340), (2, 213092670), (3, 142061780), (4, 106546335), (5, 85237068), (6, 71030890), (7, 60883620), (10, 42618534), (12, 35515445), (14, 30441810), (15, 28412356), (20, 21309267), (21, 20294540), (28, 15220905), (30, 14206178), (35, 12176724), (42, 10147270), (49, 8697660), (60, 7103089), (70, 6088362), (84, 5073635), (98, 4348830), (105, 4058908), (140, 3044181), (147, 2899220), (196, 2174415), (210, 2029454), (245, 1739532), (294, 1449610), (420, 1014727), (490, 869766), (588, 724805), (735, 579844), (980, 434883), (1470, 289922), (2940, 144961)]